CN116557046A - Side arch transport mechanism, arch assembly system and assembly method - Google Patents

Abstract

The invention discloses a side arch transport mechanism, an arch assembly system and an assembly method, comprising a side grabbing arm, a connecting seat and a sliding assembly, the side grabbing arm and the connecting seat are hingedly arranged, and the connecting seat is provided with a pair of The main limiter that limits the limit position of the side grabbing arm; the connecting seat is arranged on the sliding assembly, and the connecting seat can move along the length direction of the sliding assembly when driven; the present invention proposes a Segmented arch transportation and assembly method, relatively small in size, relatively light in weight, and relatively short in installation time, saving time and labor for installation workers while improving work efficiency; this scheme is more conducive to construction in narrow spaces in tunnels, Simultaneous operation in a limited space improves the efficiency of tunneling and arching.

Description

Side arch transport mechanism, arch assembly system and assembly method

technical field

The invention relates to the technical field of tunnel construction, in particular to a side arch transport mechanism, an arch assembly system and an assembly method.

Background technique

In tunnel construction, the prior art of arch installation is to use a loader to transport the arch to the rear of the trolley, grab and open the arch by the arch trolley, and then transport it to the tunnel face by the main arm for installation. However, due to the large size and heavy weight of the arch frame, it takes up a lot of space and is inconvenient to install. In addition, it is heavy and difficult to adjust, which takes a long time for installation and affects subsequent construction.

Contents of the invention

The purpose of the present invention is to provide a side arch pitching installation mechanism, installation system and installation method in view of the above disadvantages, which solves the problems of the arch frame in the prior art, which is large in size, heavy in weight, takes up a large space, and is inconvenient to install. , plus its own weight is not easy to adjust, it takes a long time to install and affects the follow-up construction.

The present invention is achieved through the following scheme:

A side arch transportation mechanism, comprising a side grabbing arm, a connecting seat and a sliding assembly, the side grabbing arm and the connecting seat are hingedly arranged, and the connecting seat is provided with a main limiter that limits the limit position of the side grabbing arm ; The connecting seat is arranged on the sliding assembly, and the connecting seat can move along the length direction of the sliding assembly under the condition of being driven.

Based on the above-mentioned side arch transport mechanism, the connecting seat is provided with an auxiliary limiter; the auxiliary limiter is a detachable structure, and the auxiliary limiter is provided with a limit block and a limit connecting rod; The block can move along the length direction of the limit connecting rod.

Based on the above-mentioned side arch transportation mechanism, the side grabbing arm includes a side arm seat, a side grabbing fixed plate, a side grabbing limiting frame and a side grabbing movable frame; the side grabbing limiting frame is arranged on the side grabbing fixed plate away from On the end face of the side arm seat, the side grab limit frame is arranged symmetrically along the center of the length direction of the side grab fixed plate, and the side grab movable frame is arranged close to the side grab limit frame.

Based on the above-mentioned side arch transportation mechanism, the sliding assembly includes a sliding guide rail, a sliding rail support seat, a sliding block and a power mechanism, and at least one of the sliding guide rails is arranged between the sliding rail support seats. The sliding block is provided with a guide part that matches the sliding guide rail. The power mechanism is directly connected to the sliding block or indirectly connected to the sliding block through a transmission member. The power mechanism can drive the sliding block along the direction of the sliding guide rail. The movement is carried out in the length direction, and the connecting seat is connected with the sliding block.

This solution provides an arch assembly system, including a side arch transport mechanism, a lifting mechanism, a platform, a transport-stand integrated mechanism, and a side arch mechanism; the side arch transport mechanism is arranged on both sides of the platform, The vertical integrated mechanism is arranged on the platform, the side arch mechanism is arranged on the end surface of the platform close to the palm surface, and the lifting mechanism is arranged on the end surface of the platform away from the palm surface; the lifting The mechanism is provided with a rotating part and a lifting part.

This solution provides an assembly method; it is applied to the above-mentioned arch assembly system, which includes the following steps;

Step 1: The side arch is transferred, and the side arch is transported to the position to be erected through the side arch transportation mechanism and the lifting mechanism;

Step 2: The intermediate arch is transferred, and the intermediate arch is transferred to the position to be erected through the lifting mechanism and the integrated transport and erection mechanism;

Step 3: Assemble the side arches on both sides and the middle arch to realize the vertical arch operation.

In step one, it specifically includes the following steps:

S11. Overlapping of the side arches; placing the side arches on the lifting mechanism and the side arch transport mechanism;

S12. The lifting mechanism rises, the rotating part rotates, and drives the side arch frame to rotate with the side grabbing arm to make it contact with the main limiter;

S13, side arch transfer: the power mechanism drives the sliding block to move along the length direction of the sliding guide rail to the position of the side arch mechanism;

S14. Side arch handover: the side arch mechanism grabs the side arch, the side arch transport mechanism releases the side arch, the side arch mechanism grabs the side arch to adjust its position, and the side arch transport mechanism returns to the bench from the front end of the bench The initial position waits for the next job.

In S11, the specific steps are as follows: first, unfold the side grabbing movable frame of the side grabbing arm, and turn it over in the direction close to the connecting seat, lower the lifting mechanism to the lowest position, and rotate the rotating part to the inward horizontal position, at this time the transfer machine will The single-section side arch is placed on the rotating part and the side grab arm, and the side grab movable frame moves to grasp the side arch to complete the first step of arch loading.

In step two, it specifically includes the following steps:

S21. Arch transportation: transport the arch to the platform through the loading mechanism, close to the position of the lifting mechanism;

S22. Lifting of the arch: the lifting mechanism overlaps with the arch, and lifts the arch to the position of the transport-stand integrated mechanism, and is clamped;

S23. Arch transportation: the movement of the integrated mechanism makes the arch transport along the length direction of the guide rail frame. When the transport structure moves to at least half of the length of the guide rail frame, the arch frame is placed on the stand, and the integrated mechanism is operated. Move to the predetermined position in the direction of the initial position, rotate the main support arm through the slewing seat, then clamp and lift the arch frame again, and move toward the direction close to the palm face until it reaches the side arch mechanism.

S22. The specific steps for lifting the arch are: the lifting mechanisms on both sides move synchronously to the same height position to form a lifting structure for the arch, keep the predetermined position still, and the loading mechanism carries the arch to the lifting structure , so that the arch frame overlaps with the rotating arms on both sides to complete the initial handover of the arch frame;

The lifting mechanisms on both sides rise up synchronously and stop at the predetermined position. The integrated movement and vertical mechanism is adjusted in multiple dimensions to make the clamping head contact and clamp the arch.

In summary, owing to adopting above-mentioned technical scheme, the beneficial effect of the present invention is:

1. The present invention proposes a segmented arch transportation and assembly method, which is relatively small in size, relatively lighter in weight, and relatively short in installation time, which saves time and effort for installation workers and improves work efficiency at the same time; this solution is more It is beneficial to the construction in the narrow space in the tunnel, and the simultaneous operation can be carried out in the limited space, and the efficiency of tunneling and arching can be improved.

2. In this scheme, the lifting mechanism is assembled on the platform and used in conjunction with the transport-stand integrated mechanism. At the same time, it completes the vertical transportation operation, as well as the support and lifting operation of the middle end arch, so that the middle end arch can be lifted to The position where it is connected with the transport-stand integrated mechanism. At the same time, the lifting mechanism can provide the power source for the side arch. When the end of the side arch is overlapped and fixed on the side arch transportation mechanism, the rotation and lifting of the lifting mechanism can The side arch rotates to the predetermined upright state. This solution is assembled on the trolley, which does not occupy additional construction space. At the same time, it can be lifted and rotated to adapt to various working environments in the tunnel, which greatly improves the intermediate construction. The vertical arch efficiency of the arch frame.

Description of drawings

Fig. 1 is the three-dimensional structure schematic diagram of arch assembly system among the present invention;

Fig. 2 is a three-dimensional schematic diagram of the side arch transport mechanism in the present invention;

Fig. 3 is a schematic diagram of the three-dimensional structure of the side grabbing arm in the present invention;

Fig. 4 is a schematic diagram of the positions of the first guide roller and the second guide roller in the present invention;

Fig. 5 is the position schematic diagram of driven gear among the present invention;

Fig. 6 is a three-dimensional structural schematic diagram of the side arch transport drive mechanism in the present invention;

Fig. 7 is a schematic diagram of the three-dimensional structure of the intermediate arm grasping arm structure in the present invention;

Fig. 8 is a schematic diagram of the three-dimensional structure of the clamping head in the present invention;

Fig. 9 is a schematic diagram of the three-dimensional structure of the support seat in the present invention;

Fig. 10 is a schematic diagram of the enlarged structure of the sliding seat in the present invention;

Fig. 11 is the schematic diagram of enlarged structure of braking mechanism in the present invention;

Fig. 12 is a schematic diagram of the three-dimensional structure of the side arch mechanism in the present invention;

Fig. 13 is an axonometric view of the side arch mechanism in the present invention;

Fig. 14 is a schematic diagram of the three-dimensional structure of the lifting mechanism of the present invention;

Fig. 15 is a schematic diagram of the enlarged structure of the power box of the lifting mechanism in the present invention;

Fig. 16 is a schematic diagram of the enlarged structure of the guide wheel in the present invention;

Figure 17 is a schematic diagram of the enlarged structure of the auxiliary support roller in the present invention;

Fig. 18 is a schematic diagram showing an enlarged structure of the slewing motor of the lifting mechanism in the present invention;

Fig. 19 is a schematic diagram of the enlarged structure of the rotating arm in the present invention;

Marks in the figure: 1. sliding seat; 2. slider; 3. rotating arm; 4. stand; 5. lifting mechanism; 9. Connecting seat; 10. Sliding component; 11. Main limiter; 12. Auxiliary limiter; 13. Side arch transport mechanism; 101. Lifting mechanism power box; 102. Support column; 103. Guide wheel; 104, connecting chain; 105, guide cavity; 106, guide wall; 107, guide surface; 108, guide front wheel; 109, guide rear wheel; 110, support seat; 201, support body; 202, guide arm; 203, auxiliary Support roller; 204, first guide wheel; 205, second guide wheel; 206, guide groove; 207, swing motor of lifting mechanism; 208, swing cavity; 209, swing cover; 301, reinforcing rod; 401, first frame Body part; 402, second frame body part; 601, intermediate arm grasping arm structure; 602, revolving seat; 603, sliding seat; 604, guide rail frame; 605, slide bar; 606, transmission chain; 607, driving wheel; 608, main support arm; 609, pitch cylinder; 610, clamping head; 611, first support base; 612, second support base; 613, clamping base; 614, first adjustment cylinder; 615, second adjustment cylinder ; 616, receiving plate; 617, support plate; 618, fixed limit frame; 619, movable limit frame; Steering motor; 625, rotary chassis; 626, braking mechanism; 627, deceleration seat; 628, deceleration oil cylinder; 629, drive motor; 630, guide roller; 701, vertical arch telescopic cylinder; 702, vertical arch sliding seat; 703, Vertical arch base; 704, vertical arch guide rail; 705, the first vertical arch arm; 706, the first vertical arch oil cylinder; 707, the second vertical arch arm; 708, vertical arch connection seat; 709, the second vertical arch oil cylinder; 710 , vertical arch seat; 711, auxiliary connecting arm; 712, third vertical arch oil cylinder; 713, vertical arch plate; 714, vertical arch limit frame; 715, vertical arch movable frame; 801, side arm seat; 802, side grab Fixed plate; 803, side grabbing limit frame; 804, side grabbing movable frame; 1001, sliding guide rail; 1002, slide rail support seat; 1003, sliding block; 1004, power mechanism; 1005, driven gear; Transmission chain; 1007, hydraulic motor; 1008, track support rod; 1009, first guide roller; 1010, second guide roller; 1011, support connecting arm; 1012, motor installation frame; 1013, transmission gear; 1101, main limit Column; 1102, contact plate; 1201, limit block; 1202, limit connecting rod; 1203, lock nut.

Detailed ways

All features disclosed in this specification, or steps in all methods or processes disclosed, may be combined in any manner, except for mutually exclusive features and/or steps.

Any feature disclosed in this specification (including any appended claims, abstract), unless otherwise stated, may be replaced by alternative features which are equivalent or serve a similar purpose. That is, unless expressly stated otherwise, each feature is one example only of a series of equivalent or similar features.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the terms "upper", "lower", "left", "right" etc. is based on the orientation or positional relationship shown in the drawings, and is only for It is convenient to describe the present invention and simplify the description, but not to indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and thus should not be construed as limiting the present invention.

In addition, the terms "first", "second", etc. are used for descriptive purposes only, and should not be interpreted as indicating or implying relative importance or implicitly specifying the quantity of the indicated technical features. Thus, a feature defined as "first", "second", etc. may expressly or implicitly include one or more of such feature.

Example 1

As shown in Figures 2 to 6, the present invention provides a technical solution:

A side arch transportation mechanism, which at least includes but is not limited to a side grabbing arm 8, a connecting seat 9 and a sliding assembly 10, the side grabbing arm 8 and the connecting seat 9 are hingedly arranged, and the connecting seat 9 is provided with a limit to the side grabbing arm 8 The main position limiting member 11 and the connecting seat 9 are arranged on the sliding assembly 10, and the connecting seat 9 can move along the length direction of the sliding assembly 10 when driven.

Based on the above structure, the side grab arm 8 is used to grasp the end of the side arch, and when the side arch is grasped, it can be driven to rotate around the connecting seat 9, so that the side arch moves to a predetermined position. position, transported in the tunnel, the sliding assembly 10 can drive the side arch frame to move along the length direction of the sliding assembly 10, and finally transported to the area to be erected. The structure of the sliding assembly 10 and the side grabbing arm 8 The structure is simple, the space occupied is small, and it can quickly and stably transmit a single arch, which can effectively improve the efficiency of arch assembly and reduce the difficulty of assembly.

As an example, the connecting base 9 may be provided with an auxiliary limiter 12, the main limiter 11 is arranged at the lower side of the joint between the side grabbing arm 8 and the connecting base 9, and the auxiliary limiter 12 is arranged on the side grabbing arm 8. The upper side position of the joint with the connecting seat 9. The auxiliary limit piece 12 is a detachable structure, and the auxiliary limit piece 12 is provided with a limit block 1201 and a limit link 1202; the limit block 1201 can move along the length direction of the limit link 1202, and the limit link 1202 The setting direction is the direction from the connecting seat 9 to the side arch. It can be in any direction.

As a preferred embodiment, the limiting link 1202 is arranged perpendicular to the connecting seat 9, and when the limiting block 1201 moves to the first position when it is close to the connecting seat 9, when the limiting block 1201 moves to the side arch in the limit position When in contact it is the second position.

Based on the above structure, the limit position of the side arch can be limited by the main limiter 11 to prevent damage to other parts caused by the transition of the side arch movement. When the side arch is driven to rotate, the limit block 1201 is located at the first position At this time, the limit block 1201 will not interfere with the side arch during the rotation process. When the side arch moves to the limit position, the limit block 1201 is moved to the second position. The limit position of the limit block 1201 on the side arch Auxiliary support is provided to form a 2-point support structure in cooperation with the main limiter 11 to ensure the stability of the side arch during movement along the length direction of the sliding assembly 10 .

As an example, the limit block 1201 is threadedly connected to the limit link 1202, and at least two lock nuts 1203 are arranged on the limit link 1202, the limit block 1201 is set through the limit link 1202, and at least two lock nuts 1203 are arranged on the limit link 1202 The nuts 1203 are respectively arranged at two ends of the limiting block 1201 .

Based on the above structure, by adjusting the position of the locking nut 1203 , the position of the limiting block 1201 on the limiting link 1202 can be adjusted synchronously, so as to change the position of the limiting block 1201 . Of course, the limit block 1201 can also adopt an automated mechanical structure, such as a telescopic oil cylinder and the like.

As an example, the main limiting member 11 can be a main limiting column 1101 and a contact plate 1102, the main limiting column 1101 is fixedly connected with the connecting plate, and the contact plate 1102 is arranged on the end surface of the main limiting column 1101 away from the connecting seat 9 , the contact plate 1102 is set at a predetermined angle with the main limit post 1101, so that the contact plate 1102 is adapted to the arc of the side arch when it moves to the limit position, so that the stability of the contact can be guaranteed, and the area of the contact plate 1102 is not less than The main limit column 1101 increases the contact area between the contact plate 1102 and the side arch, further ensuring the stability of the limit.

As an example, the side grabbing arm 8 can include a side arm seat 801, a side grabbing fixed plate 802, a side grabbing limiting frame 803 and a side grabbing movable frame 804; the side grabbing limiting frame 803 is arranged on the side grabbing fixed plate 802 away from the On the end face of the arm base 801 , the side grab limiting frame 803 is arranged symmetrically along the central position of the side grab fixing plate 802 in the length direction, and the side grab movable frame 804 is arranged close to the side grab limiting frame 803 .

Based on the above structure, the limit position of the side arch can be limited by the side grab limiting frame 803 to prevent the side arch from detaching from the side grab fixed plate 802, and the side arch can be stably clamped by the side grab movable frame 804 .

As an example, the side grasping movable frame 804 can include a bidirectional oil cylinder, a clamp arm and a clamp arm support base; The oil cylinders are respectively hinged with the jig arms, and under the action of the two-way oil cylinders, the two jig arms move closer to each other or move away from each other.

Based on the above structure, when fixing the side arches, the side arches are snapped into the side catch limit frame 803 through the moving structure, and then the two-way oil cylinder is controlled to clamp the side arches through the clamping arms.

As an example, an anti-skid plate can be provided on the contact end of the clip arm and the side arch, and an anti-skid plate can also be provided on the contact portion of the side grip limit frame 803, and the stability of the clamping can be further ensured by arranging the anti-skid plate .

Example 2

As shown in Figures 2 to 6, based on the above-mentioned embodiment 1, this embodiment provides a side arch transportation mechanism 13, the sliding assembly 10 of which may include a sliding guide rail 1001, a sliding rail support seat 1002, a sliding block 1003 and Power mechanism 1004, at least one sliding guide rail 1001 is provided between the slide rail support seats 1002, and a guide part matching the sliding guide rail is arranged on the sliding block 1003, and the power mechanism 1004 is directly connected with the sliding block or through a transmission member Indirectly connected with the sliding block, the power mechanism 1004 can drive the sliding block to move along the length direction of the sliding guide rail 1001 , and the connecting seat 9 is connected with the sliding block 1003 .

Based on the above structure, the power mechanism 1004 provides power for the sliding block 1003, the sliding block 1003 at the position of the sliding guide rail 1001 provides a guiding path, and the guide part can perform limit movement along the length direction of the sliding guiding rail 1001, so that the sliding block 1003 is able to move steadily.

As an example, the power mechanism 1004 may be a telescopic oil cylinder or a cylinder telescopic part composed of a plurality of telescopic oil cylinders, the telescopic oil cylinder is connected with the sliding block 1003, and the sliding block 1003 is moved by the action of the telescopic oil cylinder.

As an example, the power mechanism 1004 is a hydraulic motor 1007, a driven gear 1005 is arranged on the slide rail support base 1002, a transmission chain 1006 is sleeved between at least two driven gears 1005, and the hydraulic motor 1007 is connected to the transmission chain 1006 , the two ends of the transmission chain 1006 are connected with the sliding block 1003 .

Based on the above structure, the hydraulic motor 1007 provides power for the transmission chain 1006, so that the transmission chain 1006 rotates back and forth between the driven gears 1005, synchronously provides power for the sliding block 1003, so that the sliding block 1003 can move along the sliding guide rail 1001 movement in the length direction.

As an example, at least two driven gears 1005 are arranged between the same slide rail supporting base 1002 , so that adjacent driven gears 1005 are separated by a predetermined distance in the vertical direction.

Based on the above structure, adjacent driven gears 1005 can increase the distance of the transmission chain 1006 in the vertical direction, preventing the transmission chain 1006 from interfering with other components during movement, and ensuring the smooth operation of the entire transportation process.

As an example, there are two sliding guide rails 1001, and a plurality of rail support rods 1008 are arranged obliquely and/or vertically staggered between the two sliding guide rails 1001; The guide groove of the sliding guide rail 1001 is arranged upwardly, and the guide groove of the lower sliding guide rail 1001 is arranged upwardly and downwardly.

Based on the above structure, the track support rods 1008 staggered in the oblique and/or vertical directions provide support for the two sliding guide rails 1001, because during the movement of the sliding block 1003, itself and its connected connecting seat 9 Most of the weight of the side arch frame is borne by the sliding guide rail 1001, so it is necessary to strengthen the connection to the sliding guide rail 1001 to ensure the stability of its connection and movement.

As an example, the guide part may include a first guide roller 1009 and a second guide roller 1010, the first guide roller 1009 is at least two provided in the guide groove of the upper sliding guide rail 1001, and the first guide roller 1009 is at least slidingly guided at the lower end Two guide grooves are provided in the rail 1001 .

Based on the above structure, the first guide roller 1009 and the second guide roller 1010 can form a clamping structure with the two sliding guide rails 1001 to further ensure the stability of the connection of the sliding block 1003. At least 2 guide rollers can ensure that the guide frame can move stably along the predetermined direction.

As an example, the sliding guide rail 1001 is provided with a supporting connecting arm 1011, and the supporting connecting arm 1011 is arranged in multiples in the length direction of the sliding guiding rail 1001, and the sliding guiding rail 1001 is connected with the main structure through the supporting connecting arm 1011, such as a trolley The connection is made so that the integral sliding assembly 10 is integrated with the trolley.

As an example, the hydraulic motor 1007 is provided with a motor mounting frame 1012, the motor mounting frame 1012 and the hydraulic motor 1007 are connected to the supporting connecting arm 1011, and the motor supporting frame is provided with transmission teeth 1013 and a transmission hole for the hydraulic motor 1007 to rotate. The output shaft of the hydraulic motor 1007 is arranged in the transmission block, and the transmission teeth 1013 are arranged symmetrically along the transmission hole. connect.

Based on the above structure, the hydraulic motor 1007 and the motor support frame are provided with fixed points by supporting the connecting arm 1011 at the same time, and the transmission chain 1006 is guided by two transmission teeth 1013 to engage with most of the output teeth of the hydraulic motor 1007, so that the hydraulic motor The 1007 can output power smoothly.

Example 3

As shown in Figure 1, based on the above-mentioned embodiment 1 or 2, the present invention provides a technical solution:

An arch assembly system, which includes a side arch transport mechanism 13, a lifting mechanism, a platform, a transport-stand integrated mechanism, and a side arch mechanism; the side arch transport mechanism 13 is arranged on both sides of the stand, and the transport-stand integrated mechanism is set On the platform, the side arch mechanism is arranged on the end surface of the platform close to the palm surface, and the lifting mechanism is arranged on the end surface of the platform away from the palm surface; the lifting mechanism is provided with a rotating part and a lifting part.

Based on the above structure, the rotating part of the lifting mechanism provides power for the side arch, and the side arch transportation mechanism 13 cooperates with the rotating part of the lifting mechanism and the lifting to complete the vertical operation of the side arch, so that the side arch can be erected. The side of the trolley moves without interfering with the interior space of the trolley. When the side arch transport mechanism 13 transports the side arch to the side arch mechanism, the side arch mechanism clamps the side arch to complete For arching operations, the side arch mechanism performs arching operations.

Example 4

As shown in Figures 1 to 8, based on the above-mentioned embodiment 3, this embodiment is similar to embodiment 3, the difference is that: the lifting mechanism 5 may include a slide seat 1 and a slide block 2, and the slide block 2 is configured as Can move back and forth along the length direction of the slider 1, the slider 2 is provided with a rotating arm 3, and the rotating arm 3 is configured to be able to rotate around the joint with the slider 2;

Based on the above-mentioned structure, the lifting mechanism 5 is assembled on the stand, and used in conjunction with the transport-stand integrated mechanism 6, and at the same time completes the vertical transportation operation, as well as the support and lifting operation of the middle end arch, so that the middle end arch can Elevate to the position where it is handed over to the transport-stand integrated mechanism. At the same time, the lifting mechanism can provide a power source for the side arch. When the end of the side arch is overlapped and fixed on the side arch transportation mechanism 13, the rotation and Lifting can turn the side arch to the predetermined upright state. This scheme is assembled on the trolley, which does not occupy additional construction space. At the same time, it can be lifted and rotated to adapt to various working environments in the tunnel. The vertical arch efficiency of the middle arch frame is improved.

As an example, the slider 2 may include a lifting mechanism power box 101, a support column 102, a guide wheel 103, and a connecting chain 104; On the wheel 103 and the support column 102 , the power box 101 of the lifting mechanism is connected with the connecting chain 104 through gears, and the connecting chain 104 is connected with the slider 2 .

Based on the above structure, under the action of the power box 101 of the lifting mechanism, the connecting chain 104 moves around the circumferential position of the support column 102 , and at the same time drives the slider 2 to move in the length direction of the support column 102 .

As an example, a guide cavity 105 is provided on the side wall of the support column 102 , the side wall of the guide cavity 105 close to the slider 2 forms a guide wall 106 , and the contact surface between the support column 102 and the slider 2 forms a guide surface 107 .

Based on the above structure, by setting the guide cavity 105 and the guide wall 106, the rolling mechanism on the slider 2 and the support seat 110 can form a stable clamping structure, so that the slider 2 can still be stable and Smooth and efficient movement along the length direction of the support column 102 .

As an example, the guide cavity 105 is provided along both side walls of the support column 102 so that the slider 2 can be guided in all directions.

As an example, the lifting mechanism power box 101 can be fixedly connected with the support column 102, and the output end of the lifting mechanism power box 101 is in contact with the connecting chain 104 through at least 2 gears, and at least 2 gears are arranged in parallel. A chain hole for the reciprocating motion of the gear is provided.

Based on the above structure, at least two gears are arranged to be in contact with the connecting chain 104, which can increase the contact surface. At the same time, the gears arranged in parallel can ensure the balance of the output force, prevent the occurrence of the chain, and also prevent the gears from being broken to a certain extent. damage, reducing the cost of later maintenance.

As an example, the guide wheel 103 can include a guide front wheel 108 and a guide rear wheel 109, and the guide front wheel 108 and the guide rear wheel 109 are all provided with a support seat 110 connected with the support column 102, which is connected to the guide front wheel 108 and the guide rear wheel 109. The support seat 110 that wheel 109 connects is all arranged at a certain inclination angle, so that the leading direction of leading front wheel 108 and leading rear wheel 109 is set oppositely.

The inclination angle and length of the support base 110 are set according to actual assembly conditions, and are not limited here.

Based on the above-mentioned structure, the connecting chain 104 is supported and tightened by the guide front wheels 108 and the guide rear wheels 109 respectively arranged at the upper and lower ends of the support base 110. In the case of making the connecting chain 104 run smoothly, it is also possible to prevent the connecting chain 104 from contacting the support. Damage caused by direct contact with column 102.

As an example, both the guide front wheel 108 and the guide rear wheel 109 are configured with a multi-gear structure, and the multi-gear can be in stable contact with the connecting chain 104, thereby realizing guidance and support.

As an example, the slider 2 may include a support body 201, a guide arm 202 and an auxiliary support roller 203; the guide arm 202 is arranged at least two along the length direction of the side wall of the support body 201, and the auxiliary support roller is arranged at the bottom position of the support body 201 , the bottom of the support body 201 is provided with a cavity structure for accommodating the auxiliary support roller 203 .

The end of the guide arm 202 is provided with a first guide wheel 204 adapted to the guide cavity 105, and the first guide wheel 204 is hinged to the end of the guide arm 202 so that the first guide wheel 204 can freely rotate along the hinge point.

A second guide wheel 205 is provided on the guide arm 202 near the side wall of the guide cavity 105, and a guide groove 206 is provided on the second guide wheel 205. The size of the guide groove 206 is adapted to the size of the guide cavity 105 side walls, so that the first The two guide wheels 205 can move steadily along the sidewall of the guide cavity 105 .

Based on the above mechanism, by embedding the first guide wheel 204 in the guide cavity 105, and at the same time cooperating with the second guide wheel 205 snapped into the side wall of the guide cavity 105, multiple guiding functions are realized, and at the same time, the auxiliary support roller is used The rolling contact between the 203 and the side wall of the support column 102 bears force, and finally realizes the stable movement of the slider 2 .

As an example, the slider 2 is provided with a turning mechanism, and the rotating arm 3 is arranged on the turning mechanism, and the movement of the turning mechanism can drive the rotating arm 3 to rotate by 360°.

As an example, the slewing mechanism may include a lifting mechanism slewing motor 207, a slewing chamber 208, and a slewing cover 209; The gear structure, through the rotation of the lifting mechanism rotary motor 207, can drive the rotary cover 209 to rotate around the rotary cavity 208, the rotary arm 3 is connected with the rotary cover 209, and the rotary cavity 208 is connected with the slider 2.

The slewing mechanism in this solution is a common mechanism in the field, so it will not be described in detail here.

Based on the above structure, the rotation of the slewing motor 207 of the lifting mechanism can drive the slewing cover 209 and the slewing arm 3 to move synchronously, and the slider 2 can drive the slewing chamber 208 to move up and down. Arch work.

As an example, the rotating arm 3 may be an L-shaped rod structure, one end of the rotating arm 3 is connected to the revolving cover 209 , and a reinforcing rod 301 may also be provided on the rotating arm 3 .

Since the rotating arm 3 needs to lift the arches, it will bear a large force when lifting multiple arches at the same time, so it is necessary to set a reinforcing rod 301 to strengthen the support and ensure the support strength.

Example 5

As shown in Figures 1 to 8, based on the above-mentioned embodiment 3 or 4, this embodiment is similar to embodiment 3, the difference is that: the stand 4 may include a first frame body part 401 and a second frame body part 402 , the vertical height of the first frame body part 401 is not greater than the vertical height of the second frame body part 402, the lifting mechanism 5 is arranged on the end of the first frame body part 401, and the side arch mechanism 7 is arranged on the second frame body On the end of part 402.

Based on the above structure, frame structures with different heights are set up in this scheme, and the frame structure close to the working surface is higher, so that the internal cavity range is larger, and it is convenient for other machines to work on the working surface.

As an example, the side arch mechanism 7 may include an arch telescopic oil cylinder 701, an arch sliding seat 702 and an arch base 703, the bottom of the arch telescopic oil cylinder 701 is connected with the stand 4, and the other end is connected with the arch sliding seat 702 , The end of stand 4 is provided with the vertical arch guide rail 704 that cooperates with vertical arch sliding seat 702;

The vertical arch base 703 is arranged on the sliding base, the first vertical arch arm 705 is hinged on the vertical arch base 703, the first vertical arch oil cylinder 706 is arranged between the first vertical arch arm 705 and the vertical arch base 703, the first vertical arch The oil cylinder 706 is respectively hinged to the first vertical arch arm 705 and the vertical arch base 703 through the connecting wall;

Embedded in the first vertical arch arm 705 are provided with a telescopic oil cylinder (not shown) and a second vertical arch arm 707, and the second vertical arch arm 707 is sleeved in the first vertical arch arm 705, and the telescopic oil cylinder for lifting and supply can be Drive the second vertical arch arm 707 to move along the length direction of the first vertical arch arm 705;

The end of the second vertical arch arm 707 away from the first vertical arch arm 705 is provided with a vertical arch connection seat 708; between the second vertical arch arm 707 and the vertical arch connection seat 708, a second vertical arch oil cylinder 709 is arranged, and the second The vertical arch oil cylinder 709 is respectively hinged with the vertical arch connecting seat 708 and the second vertical arch arm 707, and the second vertical arch oil cylinder 709 can drive the vertical arch connecting seat 708 to rotate at a certain angle around its hinge with the second vertical arch arm 707 , so that it can adapt to different arches and adjust the arches to the correct predetermined position.

Vertical arch connecting seat 708 is connected with vertical arch seat 710, and vertical arch seat 710 is hinged with vertical arch connecting seat 708, and the hinge of vertical arch seat 710 and vertical arch connecting seat 708 is coaxially hinged with auxiliary connecting arm 711, and auxiliary connecting arm Between 711 and the end of the vertical arch seat 710 away from the vertical arch connection seat 708, a third vertical arch oil cylinder 712 is arranged, and the two ends of the third vertical arch oil cylinder 712 are respectively hinged with the auxiliary connecting arm 711 and the vertical arch seat 710.

Based on the above structure, the movement of the third vertical arch oil cylinder 712 can drive the vertical arch seat 710 to rotate in the vertical plane to realize pitch adjustment, and then support the arch frame clamped on it so that it can reach the predetermined position. Complete the follow-up arch work. When the side arch transport mechanism transports the side arch frame to the side arch mechanism, the side arch mechanism grasps the side arch for handover.

As an example, the arch seat 710 may include an arch plate 713, an arch limiting frame 714 and an arch movable frame 715; The arch limit frame 714 is arranged symmetrically along the central position of the length direction of the vertical arch plate 713, and the vertical arch movable frame 715 is arranged close to the vertical arch limit frame 714.

Based on the above structure, the limit position of the arch frame can be limited by the vertical arch limiting frame 714 to prevent the arch frame from detaching from the vertical arch plate 713 , and the arch frame can be stably clamped by the vertical arch movable frame 715 .

As an example, the vertical arch movable frame 715 can include a two-way oil cylinder 620, a clamp arm 621 and a clamp arm support seat 622; The two ends are hinged, and the two-way oil cylinder 620 is respectively hinged with the clamp arms 621. Under the action of the two-way oil cylinder 620, the two clamp arms 621 move closer to each other or move away from each other.

Based on the above structure, when fixing the arch, first control the receiving plate 616 to move to a predetermined position, so that the vertical arch limit frame 714 snaps into the arch, and then controls the action of the two-way oil cylinder 620 to clamp the arch.

As an example, an anti-skid plate can be provided on the contact end of the clamp arm 621 and the arch frame, and an anti-skid plate can also be provided on the contact portion between the vertical arch plate 713 and the arch frame, and the stability of the clamping can be further ensured by arranging the anti-skid plate degree.

Example 6

As shown in Figures 1 to 8, based on the above-mentioned embodiment 3 or 4, this embodiment is similar to embodiment 3 or 4, and the difference is that: the movement-stand integrated mechanism 6 may include an intermediate arm grasping arm structure 601, a swivel seat 602, sliding seat 603, guide rail frame 604 and slide bar 605; Guide rail frame 604 is arranged on the central position of stand 4 lengthwise, and sliding seat 603 is provided with the chute that matches with guide rail frame 604, and the guide rail frame 604 The central position is provided with a transmission chain 606, and the sliding seat 603 is provided with a driving wheel 607 cooperating with the transmission chain 606; the slide bar 605 is arranged on both sides of the width direction of the stand 4, and the middle arm grasping arm structure 601 is arranged on the slide Move seat 603 on.

Based on the above-mentioned structure, the intermediate arm grabbing arm structure 601 is used to snatch the intermediate arch, when the lifting mechanism 5 lifts the arch to a predetermined position, the handover with the intermediate arm grabbing arm structure 601 is completed, so that the intermediate arm grabbing arm structure 601 can Firmly clamp the arch, and then the lifting mechanism 5 can rotate to turn the movable ends on both sides of the arch to the slide bar 605, and the middle arm grasping arm structure 601 grabs the arch and moves along the length direction of the track frame , the driving wheel 607 provides power for it, so that the arch is transported above the platform 4 smoothly. Since only one track and the middle arm grabbing arm structure 601 are provided. Therefore in the process of transporting the arch, at first the arch is grabbed and moved to a predetermined position (at least half of the length of the rail frame) by the intermediate arm grabbing arm structure 601, and now the arch is positioned at the rear position of the sliding seat 603, and then The intermediate arm grasping arm structure 601 releases the arch, so that the entire arch is placed horizontally on the platform frame. After the intermediate arm grasping arm structure 601 returns to the predetermined position, it turns and grabs the arch again and carries out the next step of transportation. The arch is located in front of the sliding seat 603 until the arch is transported to the face of the tunnel where the arch is to be erected.

As an example, the intermediate arm grabbing arm structure 601 can include a main support arm 608 and a pitching cylinder 609, the main support arm 608 is hinged with the swivel base 602, the pitching cylinder 609 is hinged with one end of the swivel base 602, and the other end is hinged with the main support arm 608. The side wall is hinged, and the pitch cylinder 609 is arranged symmetrically to the axis along the length direction of the main support arm 608;

A telescopic oil cylinder and an auxiliary support arm 623 are embedded in the main support arm 608. The auxiliary support arm 623 is sleeved on the end of the main support arm 608. Under the action of the telescopic oil cylinder, the auxiliary support arm 623 can move along the main support arm. 608 movement in the length direction;

A clamping head 610 may be provided on the end of the auxiliary support arm 623, a first support base 611 and a second support base 612 are arranged between the clamp head 610 and the auxiliary support arm 623, and the first support base 611 is arranged on the auxiliary support arm 623. end position of the support arm 623, and extend a predetermined distance away from the direction of the end of the auxiliary support arm 623, the second support arm is arranged on the side wall of the auxiliary support arm 623, and moves away from the direction of the side wall of the auxiliary support arm 623 extend a predetermined distance;

The clamping head 610 can include a clamping base 613, a first adjustment cylinder 614, a second adjustment cylinder 615 and a receiving plate 616; one end of the clamping base 613 is hinged to the first support seat 611, and the base of the first adjustment cylinder 614 is connected to the second The two supporting bases 612 are hinged, and at the same time, the telescopic part of the first adjusting oil cylinder 614 is hinged with the bottom position of the clamping base 613;

The receiving plate 616 is arranged on the top position of the clamping base 613, the receiving plate 616 is hinged with the clamping base 613, the hinged position of the receiving plate 616 and the clamping base 613 is at the center of the receiving plate 616, the base of the second adjustment oil cylinder 615 and The side wall of the clamping base 613 is hinged, a connecting block is arranged between the receiving plate 616 and the telescopic part of the second adjusting oil cylinder 615, and the second adjusting oil cylinder 615 is arranged hingedly with the connecting block.

Based on the above structure, when the arch needs to be clamped, the length of the auxiliary support arm 623 is adjusted according to the actual needs of the site so that the clamping head 610 can quickly contact the arch. The pitching cylinder 609 can adjust the pitching cylinder 609 when the angle difference is large, so that the clamping head 610 initially reaches the predetermined position, and then finely adjust the connection between the receiving plate 616 and the arch through the first adjustment cylinder 614 on the clamping head 610. The contact angle is to make it contact as smoothly as possible. The second adjustment oil cylinder 615 can adjust the swing angle of the receiving plate 616, so that the receiving plate 616 can fit the arch frame as much as possible, and increase the stability of the arch frame when it is hinged. Set up two pitch adjustments, cooperate with telescopic adjustment and swing adjustment, and finally cooperate with the swivel seat 602, so that the receiving plate 616 can make stable contact with the arch frame at any angle in space, ensuring the stability, safety and efficiency of contact.

As an example, the receiving plate 616 may include a support plate 617, a fixed limit frame 618 and a movable limit frame 619; The center position along the length direction of the support plate 617 is arranged symmetrically, and the movable limiting frame 619 is arranged close to the fixed limiting frame 618 .

Based on the above structure, the limit position of the arch can be limited by the fixed limit frame 618 to prevent the arch from detaching from the receiving plate 616 , and the arch can be stably clamped by the movable limit frame 619 .

As an example, the movable limit frame 619 can include a two-way oil cylinder 620, a clamp arm 621 and a clamp arm support seat 622; The ends are hinged, and the two-way oil cylinders 620 are respectively hinged with the clamp arms 621. Under the action of the two-way oil cylinders 620, the two clamp arms 621 move closer to each other or move away from each other.

Based on the above structure, when fixing the arch, first control the receiving plate 616 to move to a predetermined position, so that the fixed limit frame 618 snaps into the arch, and then controls the action of the two-way oil cylinder 620 to clamp the arch.

As an example, an anti-skid plate can be provided on the contact end of the clamp arm 621 and the arch frame, and an anti-skid plate can also be provided on the contact portion between the support plate 617 and the arch frame, and the stability of the clamping can be further ensured by setting the anti-skid plate .

As an example, the swivel base 602 may include a steering motor 624 and a swivel chassis 625, the swivel chassis 625 is arranged on the sliding base 603, the steering motor 624 is connected with the swivel chassis 625, the action of the steering motor 624 drives the swivel chassis 625 to rotate, thereby driving The main support arm 608 rotates.

As an example, the sliding seat 603 may include a brake mechanism 626, a deceleration seat 627, a deceleration cylinder 628 and a drive motor 629, the output end of the drive motor 629 is connected to the drive wheel 607, and the drive wheel 607 is arranged at the center of the slide base , the driving wheel 607 is fixed on the sliding seat 603 through the support frame, driven by the driving motor 629, the driving wheel 607 can contact the transmission chain 606, and drives the sliding seat 603 to move along the direction of the guide rail;

The deceleration seat 627 is arranged on the side wall of the sliding seat 603, the brake mechanism 626 is hingedly arranged with the sliding seat 603, the deceleration oil cylinder 628 is arranged on the sliding seat 603, one end of the deceleration oil cylinder 628 is hinged with the sliding seat 603, and the other end It is hinged with the braking mechanism 626, and the contact part between the braking mechanism 626 and the guide rail is provided with a wear-resistant layer.

The braking mechanism 626 , the deceleration seat 627 and the deceleration oil cylinder 628 are arranged symmetrically along the center of the sliding seat 603 .

Based on the above structure, the forward rotation of the driving motor 629 will drive the sliding seat 603 to move forward, and the reverse rotation of the driving motor 629 will drive the sliding seat 603 to move backward. When the driving motor 629 stops rotating, the sliding seat 603 will stop moving. However, due to the inertial effect of heavy machinery, a braking mechanism 626 is needed to assist deceleration to make the movement process safer. When braking is required, the deceleration cylinders 628 on both sides act to make the friction resistance of the braking mechanism 626 come into forced contact with the guide rail. Reduce the speed of the overall sliding seat 603 to achieve reduction.

As an example, the bottom of the sliding seat 603 may be provided with guide rollers 630 , which are snapped into the guide rails, and the sliding seat 603 can move more stably and smoothly through the guide rollers 630 .

Example 7

As shown in Figures 1 to 8, based on the foregoing embodiments 3 to 7, the present invention provides a technical solution:

A kind of assembly method; It comprises the following steps,

Step 1: The side arch is transferred, and the side arch is transported to the position to be erected through the side arch transportation mechanism and the lifting mechanism;

Step 2: The intermediate arch is transferred, and the intermediate arch is transferred to the position to be erected through the lifting mechanism and the integrated transport and erection mechanism;

Step 3: Assemble the side arches on both sides and the middle arch to realize the vertical arch operation.

In step one, it specifically includes the following steps:

S11. For the overlapping of the side arches, first unfold the side grabbing movable frame of the side grabbing arm, and turn it over in the direction close to the connecting seat. The lifting mechanism drops to the lowest position, and the rotating part rotates to the inward horizontal position. Place the single-section side arch on the rotating part and the side grabbing arm, grasp the side arch with the action of the side grab movable frame, and complete the first step of arch loading;

S12. The lifting mechanism rises, and the rotating part rotates in the corresponding direction, driving the side arch to rotate with the side grabbing arm to make it contact with the main limiter, and complete the lifting step of the arch;

S13. Side arch transfer: the power mechanism drives the sliding block to move along the length direction of the sliding guide rail through the transmission chain, and transports the single-section arch frame to the front end of the stand close to the side arch mechanism through the side arch transport mechanism. Arch transfer step;

S14. Side arch handover: After the side arch reaches the designated position through the side arch transport mechanism, the side arch mechanism grabs the side arch, the side arch transport mechanism releases the side arch, and the side arch mechanism grabs the side arch to adjust its position At the same time, the side arch transport mechanism returns to the initial position of the platform from the front end of the platform and waits for the next operation.

In step two, it specifically includes the following steps:

S21. Carrying the arch: transport the arch to the platform 4 through the loading mechanism, close to the position of the lifting mechanism 5;

S22. Lifting of the arch frame: the lifting mechanisms 5 on both sides move synchronously to the same height position to form a lifting structure for the arch frame. The frame is overlapped with the rotating arms on both sides to complete the initial handover of the arch frame;

The lifting mechanisms 5 on both sides rise up synchronously, move to a predetermined position and stop, and the integrated movement and vertical mechanism 6 is adjusted in multiple dimensions to make the clamping head 610 contact and clamp the arch frame;

S23. Arch transportation: the integrated mechanism 6 acts to make the arch transport along the length direction of the guide rail frame 604. When the transport structure moves to at least half of the length of the guide rail frame 604, the arch frame is placed on the stand 4, The movement-stand integrated mechanism moves to the predetermined position in the direction of the initial position, rotates the main support arm 608 through the slewing seat 602, then clamps and lifts the arch frame again, and moves toward the direction close to the palm face until it reaches the side arch mechanism;

In this solution, there is only one set of transport and stand integrated mechanism 6 on the platform 4, so the main support arm 608 needs to put down the arch frame and turn it 180°, and then the main support arm 608 grabs the The arch frame and the arch frame are lifted to the vertical arch position, and the entire transportation operation is completed through a set of structures, which not only has high efficiency, but also lowers the overall complexity of the equipment, reduces costs, and can also carry out arch transportation stably and efficiently Arch work.

Step three: it specifically includes the following steps:

After the side arch mechanism is adjusted in place, it is connected with the middle arch frame clamped by the Yunli integrated mechanism, and the connected single-section arch frames are adjusted. After the connection is completed, the arch frame is placed at the designated position, and the subsequent arch support is carried out. With the spraying operation, the entire arch transfer and installation steps are completed at the same time.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present invention should be included in the protection of the present invention. within range.

Claims (10)

1. The side arch conveying mechanism is characterized by comprising a side grabbing arm, a connecting seat and a sliding component, wherein the side grabbing arm is hinged with the connecting seat, and a main limiting piece for limiting the limit position of the side grabbing arm is arranged on the connecting seat; the connecting seat is arranged on the sliding component and can move along the length direction of the sliding component under the driven condition.

2. A side arch transport mechanism according to claim 1, wherein: an auxiliary limiting part is arranged on the connecting seat; the auxiliary limiting piece is of a detachable structure, and a limiting block and a limiting connecting rod are arranged on the auxiliary limiting piece; the stopper can be along the length direction removal of spacing connecting rod.

3. A side arch transport mechanism according to claim 1 or 2, wherein: the side grabbing arm comprises a side arm seat, a side grabbing fixing plate, a side grabbing limiting frame and a side grabbing movable frame; the side grab limiting frame is arranged on the end face, far away from the side arm seat, of the side grab fixing plate, the side grab limiting frame is symmetrically arranged along the central position of the length direction of the side grab fixing plate, and the side grab movable frame is arranged close to the side grab limiting frame.

4. A side arch transport mechanism according to claim 1 or 2, wherein: the sliding assembly comprises a sliding guide rail, a sliding rail supporting seat, sliding blocks and a power mechanism, wherein at least one sliding guide rail is arranged between the sliding rail supporting seats, a guide part matched with the sliding guide rail is arranged on the sliding blocks, the power mechanism is directly connected with the sliding blocks or indirectly connected with the sliding blocks through transmission parts, the power mechanism can drive the sliding blocks to move along the length direction of the sliding guide rail, and the connecting seat is connected with the sliding blocks.

5. An arch centering assembly system, characterized in that: comprising the side arch transporting mechanism, lifting mechanism, rack, transporting and standing integrated mechanism and side arch mechanism according to any one of claims 1-4; the side arch conveying mechanisms are arranged at two sides of the rack, the conveying and standing integrated mechanism is arranged on the rack, the side arch mechanism is arranged on the end face, close to the face, of the rack, and the lifting mechanism is arranged on the end face, far away from the face, of the rack; the lifting mechanism is provided with a rotating part and a lifting part.

6. An assembly method; the method is characterized in that: which is applied to an arch assembly system according to claim 5, comprising the steps of;

Step one: transferring the side arches, and transporting the side arches to the position to be erected by matching the side arch transportation mechanism with the lifting mechanism;

step two: transferring the middle arch frame, namely transferring the middle arch frame to a position to be erected through the cooperation of a lifting mechanism and an integrated conveying and erecting mechanism;

step three: and assembling the side arches and the middle arch to realize the arch erecting operation.

7. A method of assembly as defined in claim 6, wherein: in the first step, the method specifically comprises the following steps:

s11, overlapping the side arches; the side arches are put on the lifting mechanism and the side arch conveying mechanism;

s12, lifting the lifting mechanism, and rotating the rotating part to drive the side arch centering to rotate along with the side grabbing arm so as to enable the side arch centering to be in contact with the main limiting piece;

s13, transferring the side arches: the power mechanism drives the sliding block to move the position of the side vertical arch mechanism along the length direction of the sliding guide rail;

s14, side arch frame connection: the side arch mechanism grabs the side arch frame, the side arch transport mechanism releases the side arch frame, the side arch mechanism grabs the side arch frame to adjust the position, and meanwhile the side arch transport mechanism returns to the initial position of the rack from the front end of the rack to wait for the next operation.

8. A method of assembly as claimed in claim 7, wherein: in S11, the specific steps are: the side grabbing movable frames of the side grabbing arms are unfolded and turned towards the direction close to the connecting seat, the lifting mechanism descends to the lowest position, the rotating portion rotates to an inward horizontal position, at the moment, the single-section side arch frame is placed on the rotating portion and the side grabbing arms by the transfer machine, the side grabbing movable frames act to grab the side arch frame, and the arch frame loading first step is completed.

9. An assembly method according to any one of claims 6 to 8, wherein: in the second step, the method specifically comprises the following steps:

s21, carrying an arch frame: conveying the arch to a rack through a loading mechanism, and approaching to the position of a lifting mechanism;

s22, lifting an arch frame: the lifting mechanism is overlapped with the arch centering and lifts the arch centering to the position of the integrated conveying and standing mechanism to be clamped;

s23, arch frame transportation: the integrated conveying and erecting mechanism acts to convey the arch frame along the length direction of the guide rail frame, when the conveying structure moves to at least half of the length of the guide rail frame, the arch frame is placed on the bench, the integrated conveying and erecting mechanism moves to a preset position in the direction of the initial position, the main supporting arm is rotated through the rotary seat, then the arch frame is clamped and lifted again, and the arch frame moves to the direction close to the face until the arch frame is erected laterally.

10. A method of assembling as claimed in claim 9, wherein: the concrete steps of the lifting of the arch frame in the S22 are as follows: the lifting mechanisms at the two sides synchronously move to the same height position to form a lifting structure of the arch centering, the preset position is kept motionless, and the loading mechanism carries the arch centering on the lifting structure, so that the arch centering is overlapped with the rotating arms at the two sides, and the primary connection of the arch centering is completed;

The lifting mechanisms at two sides synchronously lift up to a preset position to stop, and the lifting and erecting integrated mechanism enables the clamping head to be in contact with and clamped by the arch centering through multi-dimensional adjustment.